General Category => General Discussion => Topic started by: Zac on January 09, 2018, 12:15:45 PM
Title: Can error percentage be negative?
Post by: Zac on January 09, 2018, 12:15:45 PM
Hi all, I have a very urgent problem to you, can error percentage be negative? Thank you please kindly give me your opinion as soon as possible by return message.